Sony PMW F55
The lightweight Sony PMW-F55 CineAlta can capture 4K, 2K or HD video internally
The camera records to SXS cards internally at 50 Mbps 4:2:2 8-bit, records to the Sony HDCAMSR (SStP) format at 220 Mbps 4:2:2, with plans for 440 Mbps 4:4:4 compression coming sometimes after release. Additionally, the camera can record to the new XAVC codec, which offers intra-frame 100Mbps 4:2:2 10-bit performance. The F5 can record internally up to 60fps in XAVC HD or 2K, and up to 120fps with the planned update.